The statistical information is summarized in Table REF .
For a fair comparison, we follow the dataset division in previous works.
For METR-LA and PEMS-BAY, we use about 70% of data for training, 20% of data for testing, and the remaining 10% for validation [1]}, [2]}.
For PEMS04, we use about 60% of data for training, 20% of data for testing, and the remaining 20% for validation [3]}, [4]}.
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